题目内容
(请给出正确答案)
[主观题]
I’ll spend all my work time _____ giving advice _____ learning English well.A、in, onB
I’ll spend all my work time _____ giving advice _____ learning English well.
A、in, on
B、on, in
C、in, in
D、to, on
如搜索结果不匹配,请 联系老师 获取答案